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JP Tokyo & Co. Inc.

Full Stack Engineer

Asia

August 10, 2026 at 7:07 AM

✨ AI summary

Location

  • Tokyo, Japan

Languages

  • JavaScript
  • Python
  • Java
  • Ruby
  • PHP
  • C#

Frameworks

  • React
  • Angular
  • Vue.js
  • jQuery
  • Spring
  • Django
  • Express.js

Cloud Services

  • AWS Lambda
  • AWS CloudWatch
  • Amazon S3
  • Amazon API Gateway
  • Kubernetes

Databases

  • MySQL
  • PostgreSQL
  • MongoDB

Experience Level

  • 1 year renewable contract position

Position:- Full Stack Developer

Position:- 1 year renewable contract position

Location:- Tokyo


Language : English (must) , Japanese (optional)


Skills :

Programming Languages: Proficient in JavaScript and Python (or Java); familiarity with Ruby, PHP, and C# is a plus

Web Technologies: Experienced with HTML, CSS, and JavaScript; proficiency in jQuery and modern frameworks (eg, React, Angular, Vuejs)

AWS Services: Skilled in AWS Lambda, CloudWatch, S3, and API Gateway for cloud native application development

Data Structures & Algorithms: Expertise in core data structures and algorithms for performance optimization

Databases: Proficient in SQL and NoSQL databases (eg, MySQL, PostgreSQL, MongoDB) for effective data management

API Development: Experience with RESTful APIs and understanding of GraphQL for robust API solutions

Cloud & Server Environments: Knowledgeable in cloud platforms and Kubernetes for scalable deployments

Version Control & Build Tools: Proficient in Git, Maven, and IBM RAM for dependency management and production packaging

Backend Frameworks: Experienced with Spring, Django, and Expressjs for building scalable server-side applications

Application Optimization: Skills in optimizing applications for enhanced performance and efficiency

DevOps: Understanding of CI/CD pipelines, Docker containerization, and Kubernetes orchestration

Testing Frameworks: Familiar with testing frameworks (eg, JUnit, Jest, Mocha) for quality assurance

UI/UX: Basic understanding of UI/UX design principles is advantageous; experience in design is a plus


Responsibilities :

Design and implement scalable backend architecture

Develop and maintain backend services and ensure their performance and reliability

Integrate APIs with other systems to enhance functionality and interoperability

Conduct backend testing and optimization to ensure robustness and efficiency

Manage feature testing and releases, ensuring timely delivery of new functionalities

Integrate automation and AI tools to enhance application performance

Collaborate with QA teams to define delivery requirements and ensure quality standards are met

Implement security measures to protect sensitive data and comply with best practices

Integrate CI/CD deployment processes for efficient software delivery

Ensure application quality through rigorous testing and code reviews

Participate in code reviews and mentor junior developers, fostering a collaborative development environment


Preferred Qualifications :

Experience in full stack development

Strong problem-solving skills and a passion for developing innovative solutions

Excellent communication and teamwork abilities to collaborate effectively with cross functional teams